Date: Wed, 12 Sep 2001 10:04:19 -0700 (PDT) From: David C Jefferson Message-Id: <200109121704.KAA28361@bierman.jpl.nasa.gov> To: eisop@obspm.fr, igsreport@igscb.jpl.nasa.gov Subject: [IGSREPORT-8604] Wk 1129 JPL Analysis Report Sender: owner-igsreport Precedence: bulk ****************************************************************************** IGS Electronic Report 12 Sep 10:04:20 PDT 2001 Message Number 8604 ****************************************************************************** Author: D C Jefferson ****************************************************************************** JPL ANALYSIS REPORT GPS-WEEK 1129 (DAYS 238-244, DATES 2001 Aug 26 - Sep 01) ****************************************************************************** Submitted by the JPL IGS/FLINN Analysis Team: D C Jefferson, Y E Bar-Sever, M B Heflin, F H Webb, J F Zumberge all at the Jet Propulsion Laboratory, California Institute of Technology, Pasadena, CA 91109. Files listed below are available in Unix compressed format and can be retrieved using anonymous ftp to sideshow.jpl.nasa.gov (137.78.60.30), directory pub/jpligsac/1129. These files (except for *.tro) have also been sent to the CDDIS. ______________________________________________________________________________ filename contents ______________________________________________________________________________ jpl11297.sum This text file. jpl11297.erp Earth rotation parameters for GPS week 1129. jpl11297.snx Ground station coordinates for GPS week 1129, SINEX format. jpl1129[0-6].sp3 GPS ephemerides for GPS week 1129, sp3 format. jpl1129[0-6].tro Ground station troposphere estimates for GPS week 1129. jpl1129[0-6].clk GPS and ground station clocks for GPS week 1129, RINEX. ______________________________________________________________________________ Median Orbit Repeatability (see table below): 7.0 cm A clock discontinuity (reset) of about 3 microseconds was detected for PRN06 at approximately 06:10 on day 243. Also, the drift of the clock onboard PRN07 experienced a shift from about -34 ps/s to +40 ps/s at approximately 19:00 on day 240. Due to potential problems, data from stations mentioned below were not considered for use in the global solution for the day indicated. (For geographical reasons, they may not have been used in any case.) WARNING: Data from PRN15 and PRN19 excluded the entire GPS week 1129. WARNING: Data from PRN01, PRN18, PRN21 excluded day 238. WARNING: Data from PRN29 excluded day 239. WARNING: Data from PRN01, PRN21 excluded day 238. WARNING: Data from HARB, HNLC, JAB1, KARR, KELY, MAUI, ONSA, PIMO, WLSN, YAR1 excluded day 238. WARNING: Data from HARB, HNLC, JAB1, KELY, LBCH, MAUI, WLSN excluded day 239. WARNING: Data from CAGL, HARB, JAB1, KOUR, LBCH, SSIA, WLSN excluded day 240. WARNING: Data from HARB, LBCH, WLSN, WTZT, YAR1 excluded day 241. WARNING: Data from CHUM, HARB, KELY, LBCH, TRAB, WLSN, WTZT, YAR1 excluded day 242. WARNING: Data from CARR, CHUM, GUAM, HARB, HILO, HNLC, KOKB, LBCH, MALI, NOUM, TRAB, WLSN, WUHN excluded day 243. WARNING: Data from CARR, CHUM, HARB, HILO, JAB1, LBCH, WLSN excluded day 244. JPL REFERENCE CLOCK TABLE GPS week 1129 (2001 Aug 26 - Sep 01) 2001-08-26 USNO 2001-08-27 USNO 2001-08-28 NRC1 2001-08-29 NRC1 2001-08-30 NRC1 2001-08-31 NRC1 2001-09-01 NRC1 END REFERENCE CLOCK TABLE In the following table, UT1R-UTC are the integrated values based on estimated LODR values in the adjacent column. See IGS Report No. 1498 (jpl07827.sum) for details: JPL ERP TABLE GPS week 1129 (2001 Aug 26 - Sep 01) version 2 MJD XPole Ypole UT1R-UTC LODR Xsg Ysg UTsg LOsg Nr Nf Nt Xrt Yrt 10**-6" 10**-6" .1us .1us/d 10**-6" .1us .1us/d 10**-6"/d 52147.50 173312 157297 -446225 2391 31 36 197 197 42 0 24 -1699 -2402 52148.50 171423 155197 -448701 2560 30 36 189 189 42 0 26 -1998 -2158 52149.50 169494 153429 -451299 2637 30 36 185 185 42 0 27 -2265 -1469 52150.50 167063 151954 -453627 2018 29 34 181 181 42 0 27 -2464 -1743 52151.50 164642 150687 -455945 2619 30 33 182 182 42 0 27 -2555 -1329 52152.50 161797 149858 -458751 2992 29 33 181 181 42 0 27 -2839 -933 52153.50 158634 148724 -461476 2459 30 36 182 182 42 0 27 -3270 -1311 END ERP TABLE The following table indicates the "3-dimensional orbit repeatability", as defined in IGS Mail Message 37, for GPS week 1129: ["3d rss" = sqrt(xrms**2 + yrms**2 + zrms**2)] JPL ORBIT REPEATABILITY TABLE GPS week 1129 (2001 Aug 26 - Sep 01) 01 8 26 01 8 27 01 8 28 01 8 29 01 8 30 01 8 31 01 9 1 prn 3d rss (cm) 1 7 10 5 4 3 5 2 6 7 14 6 10 10 6 3 6 7 9 9 8 4 8 4 4 4 7 6 8 9 8 5 8 10 5 5 5 3 4 6 9 4 4 5 7 8 7 7 4 4 7 6 8 5 6 8 4 7 7 8 9 8 9 9 9 5 9 8 7 5 8 10 6 5 6 8 7 7 8 11 7 9 9 7 10 15 22 13 14 8 6 7 7 7 6 14 11 6 6 6 18 9 9 17 12 14 9 10 15 20 13 18 7 6 6 5 4 9 20 10 7 9 8 8 7 8 21 12 10 6 9 7 5 22 6 4 6 4 8 4 5 23 10 16 7 6 5 8 10 24 6 4 6 6 18 12 7 25 25 11 9 6 8 11 7 26 7 4 6 5 3 4 6 27 6 9 7 10 9 7 6 28 7 12 12 6 8 8 8 29 14 4 5 16 10 9 30 6 7 3 16 13 6 6 31 7 9 9 5 7 5 10 _______________________ END ORBIT REPEATABILITY TABLE The following table statistically summarizes this week's "engineering data", as described in IGS Report No. 1528: JPL ENGINEERING DATA SUMMARY TABLE GPS week 1129 (2001 Aug 26 - Sep 01) receiver/transmitter (* means fiducial site) | days analyzed | | rms clock noise (ns) | | | average clock solution (us) | | | | rms pseudorange (cm) | | | | | (dot means pcode not analyzed) | | | | | rms phase (mm) | | | | | | average arc (hr) | | | | | | | |___ |__ |_______ |_______ |___ |___ |__ ALGO* 7.0 0.113 0.752e-01 37.4 4.76 3.43 ALIC 4.0 140. -0.402e-01 51.0 5.00 3.59 ARTU 6.0 0.143e+05 -0.155 35.0 4.18 2.44 AUCK* 6.0 20.1 0.315e-03 46.3 4.00 2.54 BAHR* 7.0 0.524 764. 31.6 5.31 3.12 BILI 5.9 0.665e+05 6.60 40.2 5.00 2.56 CAS1* 2.0 9.50 -0.943e-04 29.0 4.00 1.13 CHAT* 1.0 23.6 -0.293e-01 62.0 5.00 3.00 CHUM 1.0 21.8 0.884e-02 54.0 7.00 2.95 CIC1 6.0 54.4 -0.141e-01 45.0 4.00 3.21 CRO1 6.0 0.297 790. 38.5 5.34 3.42 DAV1* 4.7 23.6 -0.145e-01 29.4 4.41 1.41 EISL 6.8 93.4 -0.818e-02 66.0 5.21 2.52 FAIR* 6.1 1.94 -5.19 . 3.35 0.980 FORT* 7.0 0.764e+04 -4.38 87.7 5.03 1.79 GALA 6.9 20.6 -0.103 34.9 4.60 3.35 GOUG 2.8 0.289e+06 503. 56.0 4.66 2.54 GUAM* 4.8 28.4 -0.143 52.1 6.83 3.18 HNLC 2.0 35.9 -0.125 39.5 7.00 3.51 HOB2* 1.0 0.924e-01 -0.195e-01 32.0 5.00 3.19 HRAO 7.0 67.1 -0.909e-01 71.4 4.45 3.24 IISC 2.9 24.3 -0.116 55.3 6.37 2.31 IRKT* 6.5 3.63 0.244 59.3 5.00 2.58 JAMA 1.0 20.5 -0.976e-01 38.0 6.00 3.42 JPLM 1.0 3.52 236. 53.0 3.00 2.66 KELY 3.8 0.497e+04 0.697 36.0 5.00 1.72 KERG* 7.0 2.00 14.9 57.9 5.63 2.35 KOKB* 3.8 4.37 0.646 42.8 5.26 1.18 KOUR* 0.8 18.7 -0.108 43.0 7.00 2.95 KUNM 2.0 57.0 -0.323e-01 86.1 5.52 2.06 LAE1 6.9 24.7 -0.131 61.9 6.63 3.51 LHAS* 5.0 13.1 -0.148e-01 33.2 4.62 3.82 MAC1* 5.8 16.0 -0.496e-02 33.3 3.20 1.78 MALI* 4.5 36.0 264. 68.4 7.00 2.07 MAS1* 7.0 3.14 59.3 43.0 4.88 2.80 MAUI 1.0 39.2 -0.126 37.0 4.00 3.08 MBAR 2.0 32.4 -0.113 35.1 5.53 1.45 MCM4* 6.7 0.427e+05 200. 55.2 4.48 1.03 METS 1.0 0.307 967. 24.0 4.00 2.67 MSKU 1.0 36.2 -0.119 34.0 5.00 3.44 NICO 2.0 12.3 -0.255e-01 24.5 5.00 3.72 NKLG 5.9 0.268e+06 499. 68.9 6.00 1.48 NOUM 1.0 0.289e+06 502. 72.0 5.00 1.87 NRC1 5.5 . . 40.8 4.43 3.54 NRIL 5.0 11.4 -0.900e-01 22.8 4.00 2.45 NTUS 7.0 7.61 -0.180e-01 64.0 6.73 3.50 NYA1 6.0 0.131 0.769 29.7 4.07 1.59 NYAL* 1.0 0.223 -0.526 37.0 4.00 1.40 OHIG* 7.0 14.2 -0.750e-02 46.3 4.00 2.30 ONSA* 5.8 1.73 316. 43.7 4.84 2.46 PETP 1.0 13.0 -0.916e-01 45.0 6.00 2.89 PIMO 1.9 29.1 -0.630e-02 . 4.00 1.08 POL2 1.0 0.428e+05 -6.88 . 4.00 2.86 REYK 2.0 9.78 -0.256e-02 55.2 6.00 1.91 SANT* 6.9 20.5 -0.100 20.1 5.00 0.912 SELE 3.9 39.9 -0.867e-02 53.0 4.00 3.09 SEY1 0.9 57.3 -0.230e-01 76.0 6.00 1.04 SYOG 1.8 0.905 286. 41.0 5.00 1.91 THTI 7.0 2.81 256. 80.9 5.00 2.07 TIDB* 7.0 0.190 318. 29.4 5.16 3.62 TIXI 1.0 11.6 -0.871e-01 41.0 4.00 2.38 TSKB* 7.0 1.53 -1.83 60.3 4.88 2.84 USNO 2.0 . . 52.5 5.54 3.86 USUD 1.0 0.210 355. 33.0 7.00 2.83 WHIT 2.0 17.0 -24.6 28.0 4.55 2.36 WTZR* 6.9 0.230 -0.393 46.2 5.15 2.78 WUHN 4.0 27.1 -0.119 73.7 6.00 3.77 YAR1* 2.9 560. 0.468 75.1 3.37 1.58 YAR2 4.0 4.95 -0.116e+05 26.0 4.84 3.04 YELL* 7.0 37.6 0.202 42.7 4.87 1.76 PRN01 6.0 4.62 193. 46.8 5.00 2.39 PRN02 7.0 2.45 -66.4 49.2 5.00 2.52 PRN03 7.0 2.41 61.0 48.2 5.00 2.26 PRN04 6.8 0.915 587. 52.1 5.16 2.26 PRN05 7.0 3.53 312. 50.7 5.00 2.25 PRN06 6.9 244. -2.33 47.8 5.00 2.14 PRN07 7.0 149. 378. 49.5 5.00 2.32 PRN08 6.8 2.61 507. 48.3 5.61 2.17 PRN09 6.6 2.73 -4.99 47.0 5.00 1.91 PRN10 7.0 2.70 9.31 51.3 5.00 2.53 PRN11 7.0 0.422 3.60 50.0 5.00 2.22 PRN13 7.0 0.316 -4.58 54.2 5.15 2.25 PRN14 7.0 0.359 -122. 50.7 5.00 2.20 PRN17 6.5 4.72 -407. 50.3 5.15 2.05 PRN18 5.9 0.499 -74.0 48.9 4.85 2.35 PRN20 7.0 0.298 -94.5 49.4 5.00 2.31 PRN21 5.9 3.92 4.77 52.9 5.00 2.13 PRN22 7.0 2.49 91.0 52.2 5.00 2.44 PRN23 6.9 6.09 19.1 48.9 5.00 2.37 PRN24 6.8 2.90 76.0 49.1 5.30 2.47 PRN25 6.6 2.40 17.0 49.1 5.30 2.07 PRN26 7.0 0.787 566. 49.9 5.00 2.27 PRN27 6.8 4.37 32.3 47.8 5.52 2.14 PRN28 7.0 1.07 -15.5 49.4 5.15 2.40 PRN29 6.0 0.851 628. 49.4 5.00 2.38 PRN30 6.7 6.88 -21.0 50.9 4.83 2.08 PRN31 7.0 3.59 60.9 50.0 5.00 2.19 _______________________ END ENGINEERING DATA SUMMARY TABLE As described in IGS Mail Message 37, the following table compares the JPL precise ephemerides with those from the broadcast ephemeris: JPL COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES 01 8 26 01 8 27 01 8 28 01 8 29 01 8 30 01 8 31 01 9 1 prn 3d rss (cm) 1 467 342 378 349 441 273 2 351 563 357 496 1330 509 276 3 290 181 334 267 227 368 381 4 478 398 524 482 513 440 614 5 264 275 402 495 406 423 401 6 448 531 479 436 474 513 512 7 341 499 361 320 352 225 230 8 234 314 224 338 325 379 508 9 299 352 353 237 416 346 338 10 264 341 223 228 238 478 208 11 266 295 276 389 581 526 326 13 257 256 242 280 343 326 359 14 308 180 204 337 250 298 262 17 890 1687 1501 1458 1474 1171 1281 18 307 546 221 226 269 229 20 245 280 183 200 252 296 319 21 325 736 651 254 535 301 22 364 430 359 261 305 370 273 23 821 327 555 632 614 496 514 24 1438 521 632 668 855 893 670 25 428 419 309 435 389 438 606 26 158 240 226 477 439 299 348 27 391 408 669 601 616 786 590 28 257 438 269 330 322 389 326 29 169 240 207 197 177 214 30 248 235 220 234 488 270 339 31 318 310 325 275 179 381 423 _______________________ END COMPARISON OF BROADCAST NAVIGATION MESSAGE WITH PRECISE EPHEMERIDES global: algo alic artu auck bahr bili cas1 chat chum cic1 cro1 dav1 eisl fair fort gala goug guam hnlc hob2 hrao iisc irkt jama jplm kely kerg kokb kour kunm lae1 lhas mac1 mali mas1 maui mbar mcm4 mets msku nico nklg noum nrc1 nril ntus nya1 nyal ohig onsa petp pimo pol2 reyk sant sele sey1 syog thti tidb tixi tskb usno usud whit wtzr wuhn yar1 yar2 yell